# 97.5 WONE vs GSDSP MMMm

The clearest difference is review sentiment: GSDSP MMMm at 100% against 97.5 WONE's 50%. GSDSP MMMm also leads on update cadence (every 5 weeks vs every 3 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

97.5 WONE ships an update every 3 months, GSDSP MMMm every 5 weeks. The most recent releases landed on October 10, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 97.5 WONE | GSDSP MMMm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (16 ratings)](https://appshunter.io/ios/app/gsdsp-mmmm/id6450306205/reviews)** |
| Number of ratings | — | **16** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 17 MB | 44 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rubber City Radio Group Inc](https://appshunter.io/developer/376881925) | [Gustav Scholda](https://appshunter.io/developer/1642323227) |

## What reviewers say

### 97.5 WONE

[App page](https://appshunter.io/ios/app/975-wone/id916889907)

Stream your favorite rock and roll station directly from your mobile device. Enjoy live broadcasts and access content from The Home of Rock & Roll wherever you go.

**Highlights:** Live radio streaming, On-the-go listening, Access to The Home of Rock & Roll content, Mobile accessibility

**Features:** macOS Compatibility

**In-app purchases:** none


### GSDSP MMMm

[App page](https://appshunter.io/ios/app/gsdsp-mmmm/id6450306205)

This app provides a powerful MIDI modulation engine to control various plugins, hardware, and instruments. It offers a range of modulation sources like LFOs and random generators, and includes a dedicated performance skin for live use. It's a MIDI-only FX version for hosts requiring pure MIDI processing.

**Highlights:** MIDI CC control for plugins and hardware, LFO, Random, Envelope Follower modulators, XY pads for modulation, Dedicated Performance Skin for live use, AUv3 MIDI FX plugin, Desktop versions available

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 97.5 WONE free?

97.5 WONE is free to download, with no in-app purchases.

### Is GSDSP MMMm free?

GSDSP MMMm is free to download, with no in-app purchases.

### Do 97.5 WONE or GSDSP MMMm have ads?

Neither 97.5 WONE nor GSDSP MMMm shows ads.

### Which is updated more often, 97.5 WONE or GSDSP MMMm?

97.5 WONE ships an update every 3 months, and GSDSP MMMm every 5 weeks. Most recently, 97.5 WONE was updated on October 10, 2026 and GSDSP MMMm on October 27, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*